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#REMOVE BIOS PASSWORD LENOVO T410 PDF#
#REMOVE BIOS PASSWORD LENOVO T410 INSTALL#
#REMOVE BIOS PASSWORD LENOVO T410 PLUS#

It would be faster with a good loupe or similar. As the chip is very small, it will take a little effort. Pull the keyboard out gently to avoid breaking the thin keyboard cable.

You better use a small flat screwdriver to gently push and lift up the keyboard.

Turn to the upper side, slightly press or push the keyboard a little towards the direction of the display to unlatch it.

Locate and remove the two keyboard screws marked with red color.

Using the instructions for “Removing and Installing the Keyboard - ThinkPad T430s, T430si”:

#REMOVE BIOS PASSWORD LENOVO T410 PDF#

Unless you are too familiar with opening a T430s, you should refer to the Hardware Maintenance Manual (either pdf or online version). Hence, we must remove the keyboard to expose it. The EEPROM is on the mainboard under the keyboard. Enter the BIOS, change the supervisor password, and then save the changes (F10).Turn on and keep short-circuiting the pins SDA and SCL of the EEPROM when entering the BIOS (pressing F1) and the BIOS is checking the password.Clear supervisor password by short-circuiting the EEPROM’s pins.The main idea is to locate and short-circuit the pins SDA and SCL of the EEPROM during the process of supervisor password checking. I will bear no responsibility when you damage your own computers using these guidance. The following procedure involves some risky short-circuit of a mainboard’s component. Here I will summarize some basic and working steps with some important notes that might save you some money, time, and effort. After few trials, I could successfully reset the supervisor password in my T430s.

#REMOVE BIOS PASSWORD LENOVO T410 PLUS#

Some will point to Joe’s KeyMaker kit that costs at least 113 USD (98 plus 15 USD for shipping and handling).įortunately, there are some workarounds like this Reddit thread, David Zou’s post, this SuperUser’s thread, or this post, and many YouTube’s video like here or there. Searching around on the Internet, most of Lenovo forum experts will tell you that the only way is to get Lenovo replacing the mainboard due to security setting. You may just Enter with blank and can still get into BIOS but most of the options are grayed out to your dismay. You got supervisor password locked when you see this after pressing F1 to enter the BIOS at boot time. Without the correct supervisor password, I am not allowed to make any meaningful changes in the BIOS.

#REMOVE BIOS PASSWORD LENOVO T410 INSTALL#

I only noticed this issue when I tried unsuccessfully to alter the BIOS to UEFI mode in order to install and dual boot Windows and Ubuntu in UEFI. It turns out the seller (or his seller before that, as he claimed) had lost or could not retrieve the BIOS supervisor password. I was away when the seller delivered the laptop and thus unable to check anything right after receiving. I could be able to secure a second-hand Lenovo Thinkpad T430s on eBay for around 130 AUD, which is quite a decent price with CPU i5-3320M (2.6GHz), 4GB RAM, 14in 1600x900 LCD and its battery could last about two hours.

After a while merely working with macOS and Linux, I have recently decided to have an additional Windows box for some Windows-specific tools and development.